                                                  
 (def ^:private items
   [
-   {:id  :stick                   :name  "stick"                      :name-plural "sticks" :fuel 100}
+   {:id  :stick                   :name  "stick"                      :name-plural "sticks" :fuel 100 :utility 100}
    {:id  :log                     :name  "log"                        :name-plural "logs" :fuel 500}
-   {:id  :sharpened-stick         :name  "sharpened stick"            :name-plural "sharpened sticks" :attack :spear :fuel 100}
+   {:id  :sharpened-stick         :name  "sharpened stick"            :name-plural "sharpened sticks" :attack :spear :fuel 100 :utility 100}
    {:id  :arrow                   :name  "arrow"                      :name-plural "arrows" :attack :spear :fuel 10}
    {:id  :red-tipped-arrow        :name  "red-tipped arrow"           :name-plural "red-tipped arrows" :attack :spear :fuel 10}
    {:id  :orange-topped-arrow     :name  "orange-tipped arrow"        :name-plural "orange-tipped arrows" :attack :spear :fuel 10}

  [state item]
  (contains? (get-in state [:world :fruit :tongue-identifiable]) (get item :id)))

(defn arrow-poison-tipped?
  [state item]
  (and (contains? #{:red-tipped-arrow :orange-tipped-arrow :yellow-tipped-arrrow

   {:id  :green-tipped-arrow      :name  "green-tipped arrow"         :name-plural "green-tipped arrows" :attack :spear :fuel 10}
   {:id  :blue-tipped-arrow       :name  "blue-tipped arrow"          :name-plural "blue-tipped arrows" :attack :spear :fuel 10}
   {:id  :purple-tipped-arrow     :name  "prurple-tipped arrow"       :name-plural "arrows" :attack :spear :fuel 10}
   {:id  :bow                     :name  "bow"                        :name-plural "bow" :fuel 10 :utility 100}
   {:id  :plant-fiber             :name  "plant fiber"                :name-plural "plant fibers" :fuel 50}
   {:id  :unhusked-coconut        :name  "unhusked coconut"           :name-plural "husked coconuts"}
   {:id  :coconut                 :name  "coconut"                    :name-plural "coconuts" :thirst 30}
